Code Geass: Nude Perspective (Patreon)

It's rather impressive how a few clothes can very easily hide the actual curvature the girls have under their school uniforms. Kallen and Milly show this off quite well when they see one another in the shower and have a bit of fun. Demonstrated further with Lelouch and Shirley in the student council room where the other girls met with them. And seeing how big a cocksucker the prince was just got them started again...